{ "id": "math/0504057", "version": "v1", "published": "2005-04-04T15:34:01.000Z", "updated": "2005-04-04T15:34:01.000Z", "title": "The Hardy inequality and Nonlinear parabolic equations on Carnot groups", "authors": [ "Ismail Kombe" ], "comment": "12 pages", "categories": [ "math.AP" ], "abstract": "In this paper we shall investigate the nonexistence of positive solutions for the following nonlinear parabolic partial differential equation:\\[ \\begin{cases} \\frac{\\partial u}{\\partial t}= \\Delta_{\\mathbb{G},p}u+V(x)u^{p-1} & \\text{in}\\quad \\Omega \\times (0, T), \\quad 1